Tire tread



FIG. 1 is a perspective view of the tire tread in accordance with the invention;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a side elevation view thereof; and,

FIG. 4 is a partial front elevation view thereof, shown at an enlarged scale.

The broken lines depict environmental subject matter only and form no part of the claimed design. 

The ornamental design for a tire tread, as shown and described. 